Union Elementary SchoolMankilam, Tagum City

1st Periodical Exam

Science V

NAME: _______________________________________ GRADE/SECTION: _____________________TEACHER:_____________________________________ DATE:_______________________________

Test I: Read each item carefully, write the letter of the best answer in the space provided before the each number.

Refer item 1 – 3 in the diagram.

_________ 1. A part in a circuit that can break the flow of the electrons?a. 1 b. 2 c. 3 d. 4

_________ 2. What type of circuit is in the diagram?a. electric b. simple c. series d. parallel

_________ 3. Do you think the bulb will light in the diagram above?a. Yes, because all parts needed in a circuit are available.b. No, because the wire is insulated, therefore electrons cannot flow.c. Yes, because the battery is just enough for the bulb.d. No, because the switch is open.

_________ 4. Octopus connection is dangerous because?a. Fuses melt and stop the electric currentb. It causes overloads and starts a firec. It makes the room darkd. Fuses explode and cause fire

_________ 5. When there is lightning, you should not take a bath in open areas because?a. lightning strikes faster in waterb. water is a good conductor of electricityc. water is an insulatord. water seeks its own level

_________ 6. When you open a can of biscuits with metal spoon you are using the spoon as ?a. pulley b. lever c. screw d. inclined plane

_________ 7. All of these tools are levers except?a. seesaw b. human leg c. human arm d. needle

_________ 8. At the supermarket, which of these machines are used by the laborers to transfer heavy boxes from trucks to the store?a. lever b. wedge c. screw d. inclined plane

SCORE

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_________ 9. What part is needed for a doorbell to ring?a. electromagnet b. lever c. axle d. all of the above

_________ 10. For a Christmas bulbs to lit they should be arranged in a?a. parallel connection c. series connectionb. both a and b are correct d. both a and b are incorrect

_________ 12. Which of these simple machines will multiply force?a. a combination of pulleys c. a line of wheel and axleb. a dozen wedges d. a long lever

_________ 13. To prevent accidents by electrocution at home, what should be done?a. put sockets above the reach of the childrenb. cover every electrical machinec. place signs “Don’t Touch”, for all electrical gadgetsd. stay away from electrical connections

_________ 14. Electric wires are inside plastic tubes because plastic is?a. an insulator b. a conductor c. used as cover d. smooth to touch

_________ 15. Which one should you NOT do when an electric wire is suddenly broken by strong winds?a. wade through the flood c. offer to move the cut wiresb. call the people who service electricity d. both a and b

_________ 16. An igneous rock is “made of fire”. Therefore we get them through?a. quarrying a mountain c. volcanic eruptionsb. drilling tunnels d. picking them along the riverbanks

_________ 17. Which of the minerals can be scratched by steel knife?a. talc b. gypsum c. flourite d. apatite

_________ 18. It is an igneous rock which forms inside a volcano’s vent?a. basalt b. granite c. pumice d. chalcopyrite

_________ 19. It is a scale used to measure the hardness of a mineral?a. Mohs’ Scale b. Richter Scale c. Hardness Scale d. Seismograph

_________ 20. Which of these features characterized sedimentary rocks?a. fine grained c. coarse grainedb. layered d. many colors

_________ 21. Which is the best way to classify rocks? By their _________.a. color b. shape c. hardness d. texture

_________ 22. Why rocks weathered?a. forces of nature are stronger than rocksb. forces of nature can change rocksc. rocks are just mineralsd. without weathering rocks cannot change

_________ 23. What is the most important for an igneous rock to become metamorphic?a. heat b. pressure c. a and b d. mechanical weathering

_________ 24. It is the change that rocks undergo from magma state to rocks, and back to magma?a. chemical change b. physical change c. rock cycle d. weathering

_________ 25. What do you call to the magma that is thrown out during volcanic eruptions?a. granite b. lava c. lahar d. pyroclastic material

_________ 26. It is known as the Earth’s water environment?a. seabed b. hydrosphere c. ocean d. athmosphere

_________ 27. What is the process by which a liquid becomes gas?a. decantation b. evaporation c. melting d. condensation

_________ 28. Water falls from the clouds as a form of?a. evaporation b. precipation c. condensation d. water cycle

_________ 29. What are clouds made of?a. tiny droplets of water c. tiny droplets of gasb. steam d. liquid crystals

_________ 30. What makes you cool during the day on the beach?a. mountain breeze c. sea breezeb. valley breeze d. land breeze

Test II: Match Column A with Column B. Write the letter of your answer in the space provided before each number.

COLUMN A COLUMN B

____________ 31. diamond a. granite____________ 32. sedimentary rocks b. formed by weathering of rocks____________ 33. limestone c. they make up 70-75% of the Earth’s surface____________ 34. metamorphic rocks d. transfer of heat from the Sun____________ 35. slate e. they are changed by heat and pressure____________ 36. igneous f. formerly shale____________ 37. soil g. found Mt. Pinatubo eruption____________ 38. radiation h. hardest mineral____________ 39. pumice rocks i. can be scratched by finger nails____________ 40. talc j. transfer of heat by currents

k. transfer of heat by contactl. calcium carbonate

Test III: Identify the processes involved in the water cycle and describe the changes that happen to water during each process. (10 pts)

God bless and Happy New Year!

Prepared by:Mrs. Rosalinda HangadMr. Lynard Bobby Asirit